Worldwide, Demiss (Demiss 
) is a rare unisex forename. The forename Demiss is habitual in Ethiopia, where it is a rare unisex name, and Mexico, where it is a very rare masculine name. Likewise, Demiss is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Demiss | Ethiopia, Saudi Arabia, Malaysia, Mexico, United States |